Vulnerability Description
File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to version 2.62.2, the SPA index page in File Browser is vulnerable to Stored Cross-Site Scripting (XSS) via admin-controlled branding fields. An admin who sets branding.name to a malicious payload injects persistent JavaScript that executes for ALL visitors, including unauthenticated users. This issue has been patched in version 2.62.2.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Filebrowser | Filebrowser | < 2.62.2 |
Related Weaknesses (CWE)
References
- https://github.com/filebrowser/filebrowser/releases/tag/v2.62.2ProductRelease Notes
- https://github.com/filebrowser/filebrowser/security/advisories/GHSA-xfqj-3vmx-63ExploitVendor Advisory
FAQ
What is CVE-2026-34530?
CVE-2026-34530 is a vulnerability with a CVSS score of 6.9 (MEDIUM). File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to version 2.62.2, the SPA index page in File Browser is ...
How severe is CVE-2026-34530?
CVE-2026-34530 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-34530?
Check the references section above for vendor advisories and patch information. Affected products include: Filebrowser Filebrowser.